Bestimme die Fasern der Spektrumsabbildung zu R [ X ] ⊆ C [ X ] {\displaystyle {}\mathbb {R} [X]\subseteq {\mathbb {C} }[X]} .
![{\displaystyle {}\mathbb {R} [X]\subseteq {\mathbb {C} }[X]}](https://wikimedia.org/api/rest_v1/media/math/render/svg/a29b5a87296c280f7aa78150e9bd8b978f0397bf)